<?php

class Market {
	
	public $onsale,$onmarket,$sending,$recieving,$return = array();
	public $maxcarry,$merchant,$used;
	
	public function procMarket($post) {
		$this->loadMarket();
		if(isset($_SESSION['loadMarket'])) {
			$this->loadOnsale();
			unset($_SESSION['loadMarket']);
		}
		if(isset($post['ft'])) {
			switch($post['ft']) {
				case "mk1":
				$this->sendResource($post);
				break;
				case "mk2":
				$this->addOffer($post);
				break;
				case "mk3":
				$this->tradeResource($post);
				break;
			}
		}
	}
	
	public function procRemove($get) {
		global $database,$village,$session;
		if(isset($get['t']) && $get['t'] == 1) {
			$this->filterNeed($get);
		}
		else if(isset($get['t']) && $get['t'] ==2 && isset($get['a']) && $get['a'] == 5 && isset($get['del'])) {
			$database->addMarket($village->wid,$get['del'],0,0,0,0,0,0,1);
			header("Location: build.php?id=".$get['id']);
		}
		if(isset($get['t']) && $get['t'] == 1 && isset($get['a']) && $get['a'] == $session->mchecker && !isset($get['del'])) {
			$session->changeChecker();
			$this->acceptOffer($get);
		}
	}
	
	public function merchantAvail() {
		return $this->merchant - $this->used;
	}
	
	private function loadMarket() {
		global $session,$building,$bid28,$bid17,$database,$village;
		$this->recieving = $database->getMovement(0,$village->wid,1);
		$this->sending = $database->getMovement(0,$village->wid,0);
		$this->return  = $database->getMovement(2,$village->wid,1);
		$this->merchant = ($building->getTypeLevel(17) > 0)? $bid17[$building->getTypeLevel(17)]['attri'] : 0;
		$this->used = $database->totalMerchantUsed($village->wid);
		$this->onmarket = $database->getMarket($village->wid,0);
		$this->maxcarry = ($session->tribe == 1)? 500 : (($session->tribe == 2)? 750 : 1000);
		if($building->getTypeLevel(28) != 0) {
			$this->maxcarry *= $bid28[$building->getTypeLevel(28)]['attri'] / 100;
		}
	}
	
	private function sendResource($post) {
		global $database,$village,$session,$generator,$logging,$form;
		$wtrans = (isset($post['r1']) && $post['r1'] != "")? $post['r1'] : 0;
		$ctrans = (isset($post['r2']) && $post['r2'] != "")? $post['r2'] : 0;
		$itrans = (isset($post['r3']) && $post['r3'] != "")? $post['r3'] : 0;
		$crtrans = (isset($post['r4']) && $post['r4'] != "")? $post['r4'] : 0;
		$resource = array($wtrans,$ctrans,$itrans,$crtrans);
		$reqMerc = 1;
		if(array_sum($resource) > $this->maxcarry) {
			$reqMerc = round(array_sum($resource)/$this->maxcarry);
			if(array_sum($resource) > $this->maxcarry*$reqMerc) {
				$reqMerc += 1;
			}
		}
		if($this->merchantAvail() != 0 && $reqMerc <= $this->merchantAvail()) {
				if ($wtrans==0 && $ctrans == 0 && $itrans == 0 && $crtrans == 0 ){
					$form->addError("test",NO_RESOURCES);				
				}
				// Busqueda por nombre de pueblo
				// Confirmamos y buscamos las coordenadas por nombre de pueblo
				if(isset($post['dname']) && $post['dname'] != "") {
					$id = $database->getVillageByName($post['dname']);
					if (!isset($id)){
					$form->addError("test",VILLAGE_NOT_EXIST);
					}else{
					$coor = $database->getCoor($id);
					}
				}
				// Busqueda por coordenadas de pueblo
				// Confirmamos y buscamos las coordenadas por coordenadas de pueblo				
				if(isset($post['x']) && isset($post['y']) && $post['x'] != "" && $post['y'] != "") {
					$coor = array('x'=>$post['x'], 'y'=>$post['y']);
					$id = $generator->getBaseID($coor['x'],$coor['y']);
					if (!$database->getVillageState($id)){
						$form->addError("test",TRANS_2_COOR_NOT_EXIST);
					}
				}			
				// Procesamos el array con los errores dados en el formulario
				if($form->returnErrors() > 0) {
					$_SESSION['errorarray'] = $form->getErrors();
					$_SESSION['valuearray'] = $_POST;
					header("Location: build.php?id=".$post['id']);		
				}else{				
				$timetaken = $generator->procDistanceTime($coor,$village->coor,$session->tribe,0);
				$reference = $database->sendResource($resource[0],$resource[1],$resource[2],$resource[3],$reqMerc,0);
				$database->modifyResource($village->wid,$resource[0],$resource[1],$resource[2],$resource[3],0);
				$database->addMovement(0,$village->wid,$id,$reference,time()+$timetaken);
				$logging->addMarketLog($village->wid,1,array($resource[0],$resource[1],$resource[2],$resource[3],$id));
			}
			header("Location: build.php?id=".$post['id']);
		}
	}
	
	private function addOffer($post) {
		global $database,$village,$session;
		$wood = ($post['rid1'] == 1)? $post['m1'] : 0;
		$clay = ($post['rid1'] == 2)? $post['m1'] : 0;
		$iron = ($post['rid1'] == 3)? $post['m1'] : 0;
		$crop = ($post['rid1'] == 4)? $post['m1'] : 0;
		$reqMerc = 1;
		if(($wood+$clay+$iron+$crop) > $this->maxcarry) {
			$reqMerc = round(($wood+$clay+$iron+$crop)/$this->maxcarry);
			if(($wood+$clay+$iron+$crop) > $this->maxcarry*$reqMerc) {
				$reqMerc += 1;
			}
		}
		if($this->merchantAvail() != 0 && $reqMerc <= $this->merchantAvail()) {
			if ($database->modifyResource($village->wid,$wood,$clay,$iron,$crop,0)) {
				$time = 0;
				if(isset($_POST['d1'])) {
					$time = $_POST['d2'] * 3600;
				}
				$alliance = (isset($post['ally']) && $post['ally'] == 1)? $session->userinfo['alliance'] : 0;
				$database->addMarket($village->wid,$post['rid1'],$post['m1'],$post['rid2'],$post['m2'],$time,$alliance,$reqMerc,0);
			}
		}
		header("Location: build.php?id=".$post['id']);
	}
	
	private function acceptOffer($get) {
		global $database,$village,$session,$logging,$generator;
		$infoarray = $database->getMarketInfo($get['g']);
		$reqMerc = 1;
		if($infoarray['wamt'] > $this->maxcarry) {
			$reqMerc = round($infoarray['wamt']/$this->maxcarry);
			if($infoarray['wamt'] > $this->maxcarry*$reqMerc) {
				$reqMerc += 1;
			}
		}
			$myresource = $hisresource = array(1=>0,0,0,0);
			$myresource[$infoarray['wtype']] = $infoarray['wamt'];
			$mysendid = $database->sendResource($myresource[1],$myresource[2],$myresource[3],$myresource[4],$reqMerc,0);
			$hisresource[$infoarray['gtype']] = $infoarray['gamt'];
			$hissendid = $database->sendResource($hisresource[1],$hisresource[2],$hisresource[3],$hisresource[4],$infoarray['merchant'],0);
			$hiscoor = $database->getCoor($infoarray['vref']);
			$mytime = $generator->procDistanceTime($hiscoor,$village->coor,$session->tribe,0);
			$targettribe = $database->getUserField($database->getVillageField($infoarray['vref'],"owner"),"tribe",0);
			$histime = $generator->procDistanceTime($village->coor,$hiscoor,$targettribe,0);
			$database->addMovement(0,$village->wid,$infoarray['vref'],$mysendid,$mytime+time());
			$database->addMovement(0,$infoarray['vref'],$village->wid,$hissendid,$histime+time());
			$resource = array(1=>0,0,0,0);
			$resource[$infoarray['wtype']] = $infoarray['wamt'];
			$database->modifyResource($village->wid,$resource[1],$resource[2],$resource[3],$resource[4],0);
			$database->setMarketAcc($get['g']);
			$logging->addMarketLog($village->wid,2,array($infoarray['vref'],$get['g']));
			header("Location: build.php?id=".$get['id']);
	}
	
	private function loadOnsale() {
		global $database,$village,$session,$multisort,$generator;
		$displayarray = $database->getMarket($village->wid,1);
		$holderarray = array();
		foreach($displayarray as $value) {
			$targetcoor = $database->getCoor($value['vref']);
			$duration = $generator->procDistanceTime($targetcoor,$village->coor,$session->tribe,0);
			if($duration <= $value['maxtime'] || $value['maxtime'] == 0) {
				  $value['duration'] = $duration;
				  array_push($holderarray,$value);
			}
		}
		$this->onsale = $multisort->sorte($holderarray, "'duration'", true, 2);
	}
	
	private function filterNeed($get) {
		if(isset($get['v']) || isset($get['s']) || isset($get['b'])) {
			$holder = $holder2 = array();
			if(isset($get['v']) && $get['v'] == "1:1") {
				foreach($this->onsale as $equal) {
					if($equal['wamt'] <= $equal['gamt']) {
						array_push($holder,$equal);
					}
				}
			}
			else {
				$holder = $this->onsale;
			}
			foreach($holder as $sale) {
				if(isset($get['s']) && isset($get['b'])) {
					if($sale['gtype'] == $get['s'] && $sale['wtype'] == $get['b']) {
						array_push($holder2,$sale);
					}
				}
				else if(isset($get['s']) && !isset($get['b'])) {
					if($sale['gtype'] == $get['s']) {
						array_push($holder2,$sale);
					}
				}
				else if(isset($get['b']) && !isset($get['s'])) {
					if($sale['wtype'] == $get['b']) {
						array_push($holder2,$sale);
					}
				}
				else {
					$holder2 = $holder;
				}
			}
			$this->onsale = $holder2;
		}
		else { 
		 $this->loadOnsale();
		}
	}
	
	private function tradeResource($post) {
		global $session,$database,$village;
		if($session->plus && $session->userinfo['gold'] >= 3) {
			$database->setVillageField($village->wid,"wood",$post['m2'][0]);
			$database->setVillageField($village->wid,"clay",$post['m2'][1]);
			$database->setVillageField($village->wid,"iron",$post['m2'][2]);
			$database->setVillageField($village->wid,"crop",$post['m2'][3]);
			$database->modifyGold($session->uid,3,0);
		}
		header("Location: build.php?id=".$post['id']);
	}
	
};

$market = new Market;
?>